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Theory of excitonic effects in the photoluminescence of a 2D degenerate electron gas in a magnetic field

  • D.M. Whittaker
  • , R.J. Elliott
  • , JM Rorison

    Research output: Contribution to journalArticle (Academic Journal)peer-review

    1 Citation (Scopus)

    Abstract

    A simple excitonic theory is developed for the luminescence process in a 2d degenerate electron gas (DEG) both at zero and finite magnetic fields. The Schroedinger equation for the exciton is derived by treating the electron-hole interaction as a perturbation on the appropriate single particle eigenstates. The solutions give the excitonic enhancement of the luminescence spectrum. It is shown that, in accord with experimental observations, the envelope of the enhancement in the magnetic field is always similar to the zero field spectrum.
    Translated title of the contributionTheory of excitonic effects in the photoluminescence of a 2D degenerate electron gas in a magnetic field
    Original languageEnglish
    Pages (from-to)703 - 706
    Number of pages4
    JournalSolid State Communications
    Volume75 (9)
    DOIs
    Publication statusPublished - Sept 1990

    Research Groups and Themes

    • Photonics and Quantum

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